<template>
    <div class="goods-list">
        <!--
        在网页中两种跳转方式：
        第一种：使用a标签，叫做标签跳转
        第二种：使用window.location.href的兴衰，叫做编程式导航
        -->
      <!--  <router-link class="goods-item" v-for="item in goodslist" :key="item.id" to="'/home/goodsinfo/'+item.id" tag="div">
            <img :src="item.img_url" alt="">
            <h1 class="title">{{item.title}}</h1>
            <div class="info">
                <p class="price">
                    <span class="now">{{item.sell_price}}</span>
                    <span class="old">{{item.market_price}}</span>
                </p>
                <p class="sell">
                    <span>热卖中</span>
                    <span>剩{{item.stock_quantity}}件</span>
                </p>
            </div>
        </router-link>-->

        <div class="goods-item" v-for="item in goodslist" :key="item.id" to="'/home/goodsinfo/'+item.id" tag="div" @click="goDetail(item.id)">
            <img :src="item.img_url" alt="">
            <h1 class="title">{{item.title}}</h1>
            <div class="info">
                <p class="price">
                    <span class="now">{{item.sell_price}}</span>
                    <span class="old">{{item.market_price}}</span>
                </p>
                <p class="sell">
                    <span>热卖中</span>
                    <span>剩{{item.stock_quantity}}件</span>
                </p>
            </div>
        </div>
        <mt-button type="danger" size="large" @click="getMore">加载更多</mt-button>
    </div>
</template>

<script>
    export default {
        data(){
            //data是往自己组建内部，挂载一些私有数据
            return {
                pageindex:1, //分页的页数
                goodslist:[],//存放商品列表的数组
            }
        },
        created(){
            this.getGoodsList();
        },
        methods:{
            getGoodsList(){
                //获取商品列表
                this.$http.get('api/getgoods?pageindex='+this.pageindex).then(result => {
                    if(result.body.status === 0){
                       // this.goodslist = result.body.message;
                        this.goodslist = this.goodslist.concat(result.body.message);
                    }
                })
            },
            getMore(){
                this.pageindex++;
                this.getGoodsList();
            },
            goDetail(id){
                //使用js的形式进行路由导航,注意官方文档中比较简略，需要指明router的来源
                /*
                * 打印出this以后，发现this.$route和this.$router这两个对象
                * this.$route是路由参数对象，所有路由中的参数，params，query都属于它
                * this.$router是一个【路由导航对象】用它可以方便的时候js代码，实现路由的前进
                * 后退，跳转到新的url地址
                * */
                //1、这是最简单的
                //this.$router.push('/home/goodsinfo/'+id);
                //2、传递对象
                //this.$router.push({path:"/home/goodsinfo/"+id});
                //3、传递一个命名的路由
                this.$router.push({name:"goodsinfo",params:{id}});
                //4、带查询参数，看官方文档编程式跳转

            }
        }
    }
</script>

<style lang="scss" scoped>
.goods-list{
    display:flex;
    flex-wrap:wrap;
    padding: 7px;
    justify-content: space-between;

    .goods-item{
        width: 49%;
        border:1px solid #ccc;
        box-shadow:0 0 8px #ccc;
        margin: 4px 0;
        padding: 2px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        min-height: 293px;
        img{
            width: 100%;
        }
        .title{
            font-size:14px;
        }

        .info{
            background-color: #eee;
            p{
                margin: 0;
                padding: 5px;
            }
            .price{
                .now{
                    color: red;
                    font-weight: bold;
                    font-size: 16px;
                }
                .old{
                    text-decoration: line-through;
                    font-size: 12px;
                    margin-left: 10px;
                }
            }
            .sell{
                display: flex;
                justify-content: space-between;
                font-size: 13px;
            }
        }
    }
}
</style>